<!DOCTYPE html>
<html>
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <link rel="stylesheet" href="index.css">
    <meta name="viewport"
          content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
    <link rel="stylesheet" href="https://cdn.bootcss.com/twitter-bootstrap/4.3.1/css/bootstrap.min.css">
</head>
<body>
<div class="container">
    <div class="row">
        <div class="col-sm">分成三份</div>
        <div class="col-sm">分成三份</div>
        <div class="col-sm">分成三份</div>
    </div>
</div>
<div class="jumbotron">
    <h1 class="display-4">Hello, world!</h1>
    <p class="lead">This is a simple hero unit, a simple jumbotron-style component for calling extra attention to featured content or information.</p>
    <hr class="my-4">
    <p>It uses utility classes for typography and spacing to space content out within the larger container.</p>
    <a class="btn btn-primary btn-lg" href="#" role="button">Learn more</a>
</div>
<div class="jumbotron">
    <div class="container">
        <h1 class="display-4">我的第一个Bootsttrap 页面</h1>
        <p class="load">重置浏览器大小查看效果</p>
    </div>
</div>
<div class="container">
    <div class="row">
        <div class="col-sm">
            <h2>第一列</h2>
            <p>这是第一列</p>
        </div>
        <div class="col-sm">
            <h2>第二列</h2>
            <p>这是第二列</p>
        </div>
        <div class="col-sm">
            <h2>第三列</h2>
            <p>这是第三列</p>
        </div>
    </div>
</div>
<div class="container">
    <div class="row">
        <div class="col-6 col-md-4 col-lg-2">杨振</div>
        <div class="col-6 col-md-4 col-lg-2">杨振</div>
        <div class="col-6 col-md-4 col-lg-2">杨振</div>
        <div class="col-6 col-md-4 col-lg-2">杨振</div>
        <div class="col-6 col-md-4 col-lg-2">杨振</div>
        <div class="col-6 col-md-4 col-lg-2">杨振</div>
    </div>
    <div class="row">
        <div class="col-6 col-sm-3 col-md-3">
            <div class="shop">商品1</div>
        </div>
        <div class="col-6 col-sm-3 col-md-3">
            <div class="shop">商品1</div>
        </div>
        <div class="col-6 col-sm-3 col-md-3">
            <div class="shop">商品1</div>
        </div>
        <div class="col-6 col-sm-3 col-md-3">
            <div class="shop">商品1</div>
        </div>
        <div class="col-6 col-sm-3 col-md-3">
            <div class="shop">商品1</div>
        </div>
        <div class="col-6 col-sm-3 col-md-3">
            <div class="shop">商品1</div>
        </div>
    </div>
    <div class="row">
        <div class="col-md-4">
            <div class="list">列表</div>
        </div>
        <div class="col-md-4">
            <div class="row">
                <div class="col-6">
                    <div class="list">商品</div>
                </div>
                <div class="col-6">
                    <div class="list">商品</div>
                </div>
                <div class="col-6">
                    <div class="list">商品</div>
                </div>
                <div class="col-6">
                    <div class="list">商品</div>
                </div>
            </div>
        </div>
        <div class="col-md-4">
            <div class="list">列表</div>
        </div>
    </div>
</div>
</body>
</html>